NL172539C - METHOD FOR THE PREPARATION OF UREA. - Google Patents

METHOD FOR THE PREPARATION OF UREA.

Info

Publication number
NL172539C
NL172539C NL7207941A NL7207941A NL172539C NL 172539 C NL172539 C NL 172539C NL 7207941 A NL7207941 A NL 7207941A NL 7207941 A NL7207941 A NL 7207941A NL 172539 C NL172539 C NL 172539C
Authority
NL
Netherlands
Prior art keywords
urea
preparation
Prior art date
Application number
NL7207941A
Other languages
Dutch (nl)
Other versions
NL7207941A (en
NL172539B (en
Original Assignee
Unie Van Kunstmestfab Bv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Unie Van Kunstmestfab Bv filed Critical Unie Van Kunstmestfab Bv
Priority to NL7207941A priority Critical patent/NL172539C/en
Priority to IT5067873A priority patent/IT985415B/en
Priority to BE132171A priority patent/BE800799A/en
Priority to GB2787673A priority patent/GB1428684A/en
Priority to FR7321249A priority patent/FR2187769B1/fr
Priority to JP6625573A priority patent/JPS5735188B2/ja
Priority to DE19732329732 priority patent/DE2329732C2/en
Priority to IN1536/CAL/73A priority patent/IN139309B/en
Publication of NL7207941A publication Critical patent/NL7207941A/xx
Priority to US05/622,417 priority patent/US4036878A/en
Publication of NL172539B publication Critical patent/NL172539B/en
Application granted granted Critical
Publication of NL172539C publication Critical patent/NL172539C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
    • C07C273/04—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds from carbon dioxide and ammonia

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL7207941A 1972-06-12 1972-06-12 METHOD FOR THE PREPARATION OF UREA. NL172539C (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
NL7207941A NL172539C (en) 1972-06-12 1972-06-12 METHOD FOR THE PREPARATION OF UREA.
IT5067873A IT985415B (en) 1972-06-12 1973-06-11 PROCEDURE FOR THE PRODUCTION OF UREA
GB2787673A GB1428684A (en) 1972-06-12 1973-06-12 Process for preparing urea
FR7321249A FR2187769B1 (en) 1972-06-12 1973-06-12
BE132171A BE800799A (en) 1972-06-12 1973-06-12 UREA PREPARATION
JP6625573A JPS5735188B2 (en) 1972-06-12 1973-06-12
DE19732329732 DE2329732C2 (en) 1972-06-12 1973-06-12 Process for separating the gas mixture formed during urea synthesis from the urea solution
IN1536/CAL/73A IN139309B (en) 1972-06-12 1973-07-02
US05/622,417 US4036878A (en) 1972-06-12 1975-10-14 Process for preparing urea

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7207941A NL172539C (en) 1972-06-12 1972-06-12 METHOD FOR THE PREPARATION OF UREA.

Publications (3)

Publication Number Publication Date
NL7207941A NL7207941A (en) 1973-12-14
NL172539B NL172539B (en) 1983-04-18
NL172539C true NL172539C (en) 1983-09-16

Family

ID=19816255

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7207941A NL172539C (en) 1972-06-12 1972-06-12 METHOD FOR THE PREPARATION OF UREA.

Country Status (8)

Country Link
JP (1) JPS5735188B2 (en)
BE (1) BE800799A (en)
DE (1) DE2329732C2 (en)
FR (1) FR2187769B1 (en)
GB (1) GB1428684A (en)
IN (1) IN139309B (en)
IT (1) IT985415B (en)
NL (1) NL172539C (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1174366B (en) * 1978-07-24 1987-07-01 Ortu Francesco CARBAMATE DECOMPOSITOR FOR INDUSTRIAL PRODUCTION OF UREA
JPS56128749A (en) * 1980-03-13 1981-10-08 Mitsui Toatsu Chem Inc Stripping of unreacted material in urea preparation process
JPS58142433U (en) * 1982-03-19 1983-09-26 株式会社昭和製作所 Damping force adjustment device for remote control hydraulic shock absorber
JPS593036U (en) * 1982-06-29 1984-01-10 株式会社昭和製作所 Hydraulic shock absorber damping force adjustment device
JPS597478U (en) * 1982-07-07 1984-01-18 日産自動車株式会社 LCD display
NL187393C (en) * 1982-11-26 1991-09-16 V I Kucheryavy T M Bogdanova D METHOD FOR PREPARING UREA.
JPS6041652U (en) * 1983-08-31 1985-03-23 株式会社　昭和製作所 Variable damping force hydraulic shock absorber

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL230353A (en) * 1958-08-08 1900-01-01

Also Published As

Publication number Publication date
NL7207941A (en) 1973-12-14
JPS4949905A (en) 1974-05-15
FR2187769B1 (en) 1976-11-12
JPS5735188B2 (en) 1982-07-27
DE2329732C2 (en) 1982-04-22
IN139309B (en) 1976-06-05
FR2187769A1 (en) 1974-01-18
IT985415B (en) 1974-11-30
GB1428684A (en) 1976-03-17
NL172539B (en) 1983-04-18
DE2329732A1 (en) 1974-01-03
BE800799A (en) 1973-12-12

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Legal Events

Date Code Title Description
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee
V1 Lapsed because of non-payment of the annual fee